Mar 11, 2010· It was up for inventors to create new blades and other ways to make the windmill more efficient.
By the end of the nineteenth century there were over 30,000 windmills in Europe. They were used for more than just pumping water and grinding grain, people used them to run saw mills and other industrial plants.
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By the end of the nineteenth century there were over 30,000 windmills in Europe. They were used for more than just pumping water and grinding grain, people used them to run saw mills and other industrial plants.
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